Malonic acid, HOOCCH 2 COOH, a diprotic acid with pK a1 = 2.8 and pK a2 =
Question:
Malonic acid, HOOCCH2COOH, a diprotic acid with pKa1 = 2.8 and pKa2 = 5.7, is titrated with KOH(aq).
(a) What is the pH when [HOOCCH2COOH] = [HOOCCH2CO2–]?
(b) What is the pH when [HOOCCH2CO2–] = [–O2CCH2CO2–]?
(c) Which is the predominant species at pH = 4.2?
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Related Book For 
Chemical Principles The Quest For Insight
ISBN: 9781464183959
7th Edition
Authors: Peter Atkins, Loretta Jones, Leroy Laverman
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